Seismic Analysis of Large-Scale Piping Systems for the JNES ... - NRC
Seismic Analysis of Large-Scale Piping Systems for the JNES ... - NRC
Seismic Analysis of Large-Scale Piping Systems for the JNES ... - NRC
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Stress(MPa)<br />
Stress (MPa)<br />
600<br />
500<br />
400<br />
300<br />
200<br />
100<br />
0<br />
Engineering and True Stress-Strain Curves<br />
0 5 10 15 20 25 30 35<br />
Strain(%)<br />
82<br />
Engineering<br />
True<br />
Figure 4-9 Engineering and True Stress-Strain Relation <strong>for</strong> <strong>the</strong> Monotonic Tensile Test<br />
600<br />
500<br />
400<br />
300<br />
200<br />
100<br />
0<br />
Sig 1= 2.0606 eps + 275.64<br />
Sig e= 1886.6 ep<br />
Sig 2 = 62.728 eps + 143.13<br />
Sig 3 = 29.05 eps + 234.09<br />
0 1 2 3 4 5<br />
Strain(%)<br />
Engineering<br />
TRUE<br />
Elastic<br />
Plastic<br />
Plastic_ONE<br />
Plastic_TWO<br />
Plastic_THREE<br />
Linear (Elastic)<br />
Linear (Plastic_ONE)<br />
Linear (Plastic_TWO)<br />
Linear (Plastic_THREE)<br />
Figure 4-10 Multi-linear Material Model by Fitting <strong>the</strong> Monotonic Tensile Test